Technology Syllabus Senior Secondary. SS 2 Basic Electricity Scheme of Work Federal. EMF Definition of DC generator-Schemeofwork.com
BASIC ELECTRICITY SS2 FIRST TERM SCHEME
| WEEK | TOPIC/CONTENT | ACTIVITIES |
| 1 | ELECTRICITY GENERATION -Concept of electricity generation -Types of generating station -Principles of operation . Hydro-power station -Advantages and disadvantages of hydro-power generation. | Illustrate, using diagrams, the operation of hydro-power station. |
| 2 | ELECTRICITY GENERATION -Principles of operation of; .Gas power station .Steam power station .Thermal power station -Advantages and disadvantages of the types of power station. | Illustrate with diagram, the operation of the various types of power station. |
| 3 | TRANSMISSION OF ELECTRICITY -Concept of transmission of electricity -Method of transmission of electricity -Differences between the short and medium transmission lines. | Illustrate with pictures, showing parts of the national grid. |
| 4 | TRANSMISSION OF ELECTRICITY -Components of transmission system –Function of components of transmission system. -General layout for transmission of electric power. | Display some components of transmission system (conductors, insulator, protective devices) etc |
| 5 | DISTRIBUTION OF ELECTRICITY -Basic concept of electricity distribution -Layout and main components of electricity distribution -Function of sub-station, transformers, distributors, and feeders. | Sketch the layout of main components of electricity distribution. |
| 6 | DISTRIBUTION OF ELECTRICITY Field trip | Take students to see PHCN’s distribution network. |
| 7 | DC GENERATORS Induced EMF Definition of DC generator Principles of operation and main parts of DC generator | Demonstrate with the right hand, fleming’s right hand rule. |
| 8 | DC GENERATOR 1 Calculation of generated voltage and output voltage. | Calculate generated voltages, and output voltage. |
| 9 | DC GENERATORS 2 Types of DC generators. | Sketch diagram of different types of DC generators. |
| 10 | DC GENERATORS 3 -Methods of connection of DC generators -Differences between series, shunt and compound DC -generators. -Uses of DC generators. | Sketch the connecting diagram for series, shunt, and compound DC generators. |
| 11 | Practical | Practical |
| 12 | Revision | Revision |
| 13 | Examination | Examination |
Technology Syllabus Senior Secondary. SS 2 Basic Electricity Scheme of Work Federal –Schemeofwork.com
BASIC ELECTRICITY SS 2 SECOND TERM SCHEME
| WEEK | TOPIC/CONTENT | ACTIVITIES |
| 1 | AC GENERATORS -Principles of AC generator -Description of the constructional features of AC generator. | Draw and label the diagram of an AC generator and explain each part. |
| 2 | AC GENERATOR -Characteristics of AC generator. -Application of AC generator. | Draw label and explain the wave generated by AC generators, showing the characteristics. |
| 3 | AC MOTORS -Definition of AC motors. -Principles of operating AC motors. -Description of main features of AC motor. | Draw and label the main features of an AC motor. |
| 4 | AC MOTOR -Types of AC motors -Differences between single and three phase motors. | State with examples, the types of AC motors. |
| 5 | AC MOTORS Domestic and industrial application of AC motors. | Display some electrical appliances that use AC motors, e.g electric fan, drilling machine etc |
| 6 | MEASURING INSTRUMENTS -Identification of electrical measuring instruments. Operational range of measuring instruments. | Use electrical measuring instruments to measure electrical quantities. |
| 7 | MEASURING INSTRUMENTS -Conversion of moving coil instrument into ammeter. -Conversion of moving coil instrument into voltmeter. | Demonstrate the conversion of moving coil instrument into ammeter/voltmeter. |
| 8 | MEASURING INSTRUMENTS Measurement of various electrical quantities using the measuring instruments. | Carry out practical on measurements of voltage, current, and resistance using measuring instruments. |
| 9 | INSTRUMENTATION ERRORS -Identification of sources of errors in electrical measuring instruments. -Reduction of electrical instruments errors. | Demonstrate how instrument errors can be reduced during measurements. |
| 10 | INSTRUMENTATION ERRORS Measurement of electrical quantities with electrical instruments with minimal errors. | Taking of readings with electrical instruments with minimal errors. |
| 11 | Practical | Practical |
| 12 | Revision | Revision |
| 13 | Examination | Examination |
Technology Syllabus Senior Secondary. SS 2 Basic Electricity Scheme of Work Federal –Schemeofwork.com
BASIC ELECTRICITY SS2 THIRD TERM SCHEME
| WEEK | TOPIC/CONTENT | ACTIVITIES |
| 1 | WIRING REGULATIONS 1 -I.E.E regulation. -Application of I.E.E regulation. | Use the current I.E.E regulation for explanation. |
| 2 | HAND TOOLS AND TESTING IMPLEMENTS -Identification of hand tools. -Identification of testing instruments. -Application of tools and testing instruments. | Use hand tools and testing instruments. |
| 3 | TYPES OF ELECTRICAL WIRING Types of wiring; surface, conduit, trunking, ducting etc | Carry out practical surface wiring. |
| 4 | LIGHTING POINTS AND SWITCHES -Identification of lighting points -Identification of control switches. | Display types of lighting points and switches. |
| 5 | WIRING REGULATION 2 -Preparation of cable ends. -Method of termination of cables. | Demonstrate by joining two ends of cables with connector block. |
| 6 | CONDUIT MATERIALS -Types of conduit materials. -Classification of conduit materials. -Application of conduit materials. | Display various types of conduit materials. |
| 7 | CONDUIT FITTINGS -Types of conduit fittings. -Classification of conduit fittings. -Application conduit fittings. | Display various types of conduit fittings. |
| 8 | INSTALLATION OF CONDUIT SYSTEM Conduit practical work; making out, preparing the conduit, termination, fixing, and drawing cables into conduit. | Take a field trip to a building site and observe, demonstrate the practical process of conduit installation. |
| 9 | TRUNKING AND DUCTING -Types of trunking and ducting -Types of trunking and ducting fittings. -Area of application of trunking and ducting. | Describe where trunking and ducting are used, with the aid of a diagram. |
| 10 | POWER SOCKET OUTLETS -Layout diagram of radial circuit, ring circuit, final sub circuit, and spur. -Areas of application. | Catty out practical on a wiring board |
| 11 | MAINTENANCE AND REPAIRS -Types of maintenance; preventive and corrective. -General preventive maintenance of electrical appliances. -Trouble-shooting; faults and remedy. | Demonstrate the repair of a faulty appliance, dismantle and reassemble an appliance. |
| 12 | Revision | Revision |
| 13 | Examination | Examination |
